Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/08/2024, 22:41

General

  • Target
    6afee9297b79284e33678518f3b97c01ed816e1c387ae7087bc6da29bc389a17.exe
  • Size 487KB
  • Sample240815-2l5dcatflk
  • SHA256 6afee9297b79284e33678518f3b97c01ed816e1c387ae7087bc6da29bc389a17
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • remcos

Botnet
  • RemoteHost

C2
  • 127.0.0.1:59089

  • legacyrem.duckdns.org:59089

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-BF03RK

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6afee9297b79284e33678518f3b97c01ed816e1c387ae7087bc6da29bc389a17.exe
    "C:\Users\Admin\AppData\Local\Temp\6afee9297b79284e33678518f3b97c01ed816e1c387ae7087bc6da29bc389a17.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:448

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        logs.dat

        • Path C:\ProgramData\remcos\logs.dat
        • Size 144B
        • SHA256 c352372da90f8d82bcdd9899ad8ec62fd1a771fae26e7b0d3d77eece4a64414c
        • MD5 SHA1 SHA512

        memory/448-0-0x0000000000590000-0x0000000000615000-memory.dmp

        memory/448-1-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-2-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-5-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-6-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-7-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-8-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-11-0x0000000000590000-0x0000000000615000-memory.dmp

        memory/448-12-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-13-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-14-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-16-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-18-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-19-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-22-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-23-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-24-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-26-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-27-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-28-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-31-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-33-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-34-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-35-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-39-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-40-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-43-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-44-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-46-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-47-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-48-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-49-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-52-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-53-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-55-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-56-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-59-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-60-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-62-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-63-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-65-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-67-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-69-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-73-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-74-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-75-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-76-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-78-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-79-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-82-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-83-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-85-0x0000000000620000-0x00000000006A2000-memory.dmp

        memory/448-86-0x0000000000620000-0x00000000006A2000-memory.dmp